package cn.yfxu.server.config.rabbitmq;

import cn.yfxu.server.pojo.MailConstants;
import cn.yfxu.server.pojo.MailLog;
import cn.yfxu.server.service.IMailLogService;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.BindingBuilder;
import org.springframework.amqp.core.DirectExchange;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;


/**
 * @author Xxxxyf
 * @date 2021/3/12
 * @desc rabbitmq配置类
 */
@Configuration
public class RabbitMQConfig {

    private static final Logger logger = LoggerFactory.getLogger(RabbitMQConfig.class);
    @Autowired
    private CachingConnectionFactory cachingConnectionFactory;
    @Autowired
    private IMailLogService mailLogService;

    @Bean
    public RabbitTemplate rabbitTemplate() {
        RabbitTemplate rabbitTemplate = new RabbitTemplate(cachingConnectionFactory);
        //消息确认回调，确认消息是否到达broker
            /* data:消息得唯一标识
                ack：确认结果
               cause：失败原因
            * */
        rabbitTemplate.setConfirmCallback((data, ack, cause) -> {
            String msgId = data.getId();
            if (ack) {
                logger.info("{}=========================消息发送成功", msgId);
                mailLogService.update(new UpdateWrapper<MailLog>().set("status",1).eq("msgId",msgId));
            }else{
                logger.info("{}=========================消息发送失败", msgId);
            }
        });
        /*
        消息失败回调，比如router不到queque时回调
        msg:消息主题
        repCode:响应码
        repText：相应描述
        exchange:交换机
        routingkey:路由键
        */
        rabbitTemplate.setReturnCallback((msg,repCode,repText,exchange,routingkey)->{
           logger.error("{}=============消息发送queue时失败",msg.getBody());
        });
        return rabbitTemplate;
    }


    @Bean
    public Queue queue() {
        return new Queue(MailConstants.MAIL_QUEUE_NAME);
    }

    @Bean
    public DirectExchange directExchange() {
        return new DirectExchange(MailConstants.MAIL_EXCHANGE_NAME);
    }

    @Bean
    public Binding binding() {
        return BindingBuilder.bind(queue()).to(directExchange()).with(MailConstants.MAIL_ROUTING_KEY_NAME);
    }
}
